🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.61 AU - 0.95 AU

Year: 248 Days

Day: 24.2 Hours

Environment

Temp: 154 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.86 AU - 0.88 AU

Year: 292 Days

Day: 16.1 Hours

Environment

Temp: 90 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.66 AU - 3.62 AU

Year: 2002 Days

Day: 40.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,830,130 km

• M1: 42,635 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.14 AU - 4.82 AU

Year: 3413 Days

Day: 23.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,830,130 km

• M1: 437,723 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.6

Radius: 9.2

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.83 AU - 7.89 AU

Year: 7186 Days

Day: 12.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 44,830,130 km

• M1: 266,883 km (0.11 R)
• M2: 485,146 km (0.076 R)
• M3: 558,299 km (0.088 R)
• M4: 984,354 km (0.116 R)
• M5: 1,533,229 km (0.11 R)
• M6: 2,102,598 km (0.09 R)
• M7: 2,164,980 km (0.102 R)
• M8: 2,228,111 km (0.084 R)
• M9: 2,291,839 km (0.053 R)
• M10: 3,151,429 km (0.092 R)
• M11: 3,247,321 km (0.065 R)
• M12: 3,691,028 km (0.117 R)
• M13: 3,817,738 km (0.072 R)
• M14: 4,023,435 km (0.052 R)
• M15: 4,259,201 km (0.088 R)
• M16: 4,418,972 km (0.111 R)
• M17: 4,607,764 km (0.117 R)
• M18: 5,162,174 km (0.112 R)
• M19: 6,485,516 km (0.072 R)
• M20: 6,731,306 km (0.045 R)
• M21: 6,886,588 km (0.1 R)
• M22: 6,948,971 km (0.111 R)
• M23: 7,042,918 km (0.111 R)
• M24: 7,137,314 km (0.107 R)
• M25: 7,263,874 km (0.088 R)
• M26: 7,907,743 km (0.118 R)
• M27: 8,302,831 km (0.026 R)
• M28: 8,435,974 km (0.097 R)
• M29: 9,735,979 km (0.111 R)
• M30: 10,159,341 km (0.106 R)
• M31: 10,266,154 km (0.111 R)
• M32: 10,444,923 km (0.084 R)
• M33: 11,875,079 km (0.092 R)
• M34: 12,403,309 km (0.061 R)
• M35: 12,670,341 km (0.108 R)
• M36: 13,875,502 km (0.043 R)
• M37: 13,954,489 km (0.103 R)
• M38: 14,192,350 km (0.099 R)
• M39: 14,351,821 km (0.083 R)
• M40: 14,431,707 km (0.081 R)
• M41: 14,551,834 km (0.056 R)
• M42: 16,226,881 km (0.11 R)
• M43: 16,310,207 km (0.118 R)
• M44: 16,393,533 km (0.073 R)
• M45: 16,477,158 km (0.068 R)
• M46: 16,644,708 km (0.098 R)
• M47: 17,704,609 km (0.092 R)
• M48: 17,962,216 km (0.112 R)
• M49: 18,048,385 km (0.087 R)
• M50: 18,351,021 km (0.072 R)
• M51: 19,357,067 km (0.113 R)
• M52: 20,156,967 km (0.093 R)
• M53: 20,291,306 km (0.099 R)
• M54: 20,470,973 km (0.056 R)
• M55: 20,651,088 km (0.059 R)
• M56: 21,194,727 km (0.116 R)
• M57: 23,087,290 km (0.094 R)
• M58: 23,368,833 km (0.064 R)
• M59: 23,698,696 km (0.082 R)
• M60: 25,081,579 km (0.094 R)
• M61: 25,612,951 km (0.088 R)
• M62: 26,539,410 km (0.102 R)
• M63: 26,785,200 km (0.113 R)
• M64: 27,179,839 km (0.044 R)
• M65: 28,676,715 km (0.094 R)
• M66: 31,541,963 km (0.103 R)
• M67: 33,696,771 km (0.087 R)
• M68: 34,711,493 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.2

Radius: 4.5

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 16.55 AU - 22.71 AU

Year: 31301 Days

Day: 24.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 44,830,130 km

• M1: 122,371 km (0.069 R)
• M2: 541,544 km (0.092 R)
• M3: 1,088,175 km (0.087 R)
• M4: 2,106,338 km (0.04 R)
• M5: 3,249,864 km (0.045 R)
• M6: 3,446,735 km (0.08 R)
• M7: 3,503,732 km (0.074 R)
• M8: 3,561,028 km (0.087 R)
• M9: 3,647,645 km (0.087 R)
• M10: 3,705,689 km (0.091 R)
• M11: 4,211,778 km (0.047 R)
• M12: 4,272,814 km (0.109 R)
• M13: 4,644,715 km (0.097 R)
• M14: 5,026,937 km (0.103 R)
• M15: 5,124,176 km (0.047 R)
• M16: 5,254,625 km (0.12 R)
• M17: 6,337,564 km (0.116 R)
• M18: 9,606,577 km (0.031 R)
• M19: 9,888,868 km (0.085 R)
• M20: 10,918,999 km (0.054 R)
• M21: 11,468,023 km (0.042 R)
• M22: 12,112,790 km (0.093 R)
• M23: 12,330,305 km (0.097 R)
• M24: 13,752,532 km (0.078 R)
• M25: 14,070,577 km (0.119 R)
• M26: 14,899,200 km (0.038 R)
• M27: 16,942,258 km (0.05 R)
• M28: 18,070,525 km (0.076 R)
• M29: 18,568,537 km (0.108 R)
• M30: 18,718,882 km (0.056 R)
• M31: 19,020,621 km (0.104 R)
• M32: 21,073,553 km (0.103 R)
• M33: 22,338,552 km (0.104 R)
• M34: 23,249,454 km (0.085 R)
• M35: 23,519,777 km (0.111 R)
• M36: 26,899,044 km (0.111 R)
• M37: 27,467,366 km (0.073 R)
• M38: 32,756,847 km (0.054 R)
• M39: 32,938,459 km (0.119 R)
• M40: 33,668,198 km (0.06 R)
• M41: 33,851,455 km (0.049 R)
• M42: 35,951,809 km (0.108 R)
• M43: 36,954,713 km (0.089 R)
• M44: 39,437,439 km (0.078 R)
• M45: 42,039,246 km (0.069 R)
• M46: 42,104,919 km (0.058 R)
• M47: 42,698,224 km (0.12 R)
• M48: 43,759,920 km (0.093 R)
• M49: 44,293,985 km (0.066 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 20,010 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit